<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

</body>
<script>
    function test() {
        var arr = [1,2,3]
        arr.forEach(function (item) {
            console.log(item);
        })
    }
    test()
    console.log("......")


</script>
</html>